Last Modified: 06-05-2026 6.11:8.1.0 Doc ID: RM100000001O4F9
Model Year Start: 2021 Model: GR Corolla Prod Date Range: [04/2020 -           ]
Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Gasoline Model): DTC CHECK / CLEAR; 2021 - 2026 MY GR Corolla Corolla Corolla Hatchback [04/2020 -        ]

DTC CHECK / CLEAR

1. CHECK DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Telematics / Trouble Codes.

Body Electrical > Telematics > Trouble Codes

(e) Check for DTCs and write them down.

(f) Check the details of the DTC(s).

Click here 2021 - 2022 MY Corolla Corolla Hatchback [04/2020 - 09/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART 2023 MY GR Corolla Corolla Corolla Hatchback [09/2022 - 11/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART 2023 - 2026 MY GR Corolla Corolla Corolla Hatchback [11/2022 -        ]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART

2. CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Telematics / Clear DTCs.

Body Electrical > Telematics > Clear DTCs

(e) Clear the DTCs.